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8470512609652 = 222609981138287
BaseRepresentation
bin111101101000011000111…
…1001010010100101110100
31002222202212120212110222101
41323100301321102211310
52102240102212002102
630003144430111444
71532655125132542
oct173206171224564
932882776773871
108470512609652
1127763625a6945
12b4978564b584
134959c5928562
14213d91572d92
15ea50de78e87
hex7b431e52974

8470512609652 has 12 divisors (see below), whose sum is σ = 14823965217600. Its totient is φ = 4235093976056.

The previous prime is 8470512609617. The next prime is 8470512609683. The reversal of 8470512609652 is 2569062150748.

It is a super-2 number, since 2×84705126096522 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8470512609593 and 8470512609602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40464748 + ... + 40673539.

It is an arithmetic number, because the mean of its divisors is an integer number (1235330434800).

Almost surely, 28470512609652 is an apocalyptic number.

It is an amenable number.

8470512609652 is a deficient number, since it is larger than the sum of its proper divisors (6353452607948).

8470512609652 is a wasteful number, since it uses less digits than its factorization.

8470512609652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81164390 (or 81164388 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 8470512609652 in words is "eight trillion, four hundred seventy billion, five hundred twelve million, six hundred nine thousand, six hundred fifty-two".

Divisors: 1 2 4 26099 52198 104396 81138287 162276574 324553148 2117628152413 4235256304826 8470512609652